angular_difference      Signed angular difference
angular_distance        Circular angular distance
animal_steps            Simulated animal movement steps
as_circular_draws       Convert posterior draws to circular draws
as_step_data            Coerce to step data
augment_circular        Circular model helper generics
augment_momentuHMM_angles
                        Augment momentuHMM fits with angular states
autoplot_circular       Autoplot circular data
autoplot_circular_draws
                        Autoplot circular posterior draws
axial_orientations      Simulated axial orientations
cartesian_to_spherical
                        Convert Cartesian coordinates to spherical
                        coordinates
check_angle             Check an angle vector
circular_mean_ci        Confidence interval for a circular mean
circular_model_diagnostics
                        Circular model diagnostics
circular_residuals      Circular residuals for angular models
circular_sd             Circular standard deviation
circular_summary        Summarize circular data
circular_variance       Circular variance
compass_to_rad          Convert compass labels to radians
compute_bearing         Compute bearings
compute_step_length     Compute step lengths
compute_turn_angle      Compute turn angles
coord_circular          Circular coordinate system
deg_to_rad              Convert degrees to radians
estimate_kappa          Estimate von Mises concentration
fit_vonmises_mixture    Fit a mixture of von Mises distributions
geom_circular_density   Circular density layer
geom_circular_point     Circular point and rug helpers
geom_confidence_arc     Circular confidence arc
geom_direction_arrow    Direction arrows
geom_mean_direction     Mean direction layer
geom_rose               Rose diagram layer
hour_to_rad             Convert hours to radians
hourly_activity         Simulated hourly activity
is_angle                Test whether an object can represent angles
mean_direction          Circular mean direction
mean_resultant_length   Mean resultant length
mutate_directional_features
                        Add directional movement features
normalize_angle         Normalize angles to a periodic interval
plot_state_angles       Plot angular distributions by state
rad_to_compass          Convert radians to compass labels
rad_to_deg              Convert radians to degrees
rad_to_hour             Convert radians to hours
rayleigh_test           Rayleigh test for circular uniformity
resultant_length        Resultant length
scale_x_circular_radians
                        Circular x scales
spherical_summary       Summarize spherical directions
spherical_to_cartesian
                        Convert spherical coordinates to Cartesian
                        coordinates
stat_circular_density   Circular density statistic
stat_circular_test      Annotate circular tests
stat_mean_direction     Mean direction statistic
stat_rose               Rose diagram statistic
stat_vonmises           Theoretical von Mises density
stat_vonmises_fit       Fitted von Mises density
stat_vonmises_mixture   Von Mises mixture density layer
summarise_circular_draws
                        Summarize circular posterior draws
theme_circular          Circular plot themes
watson_williams_test    Watson-Williams test for equal circular means
wind_directions         Simulated wind directions
